Blair County ZIP Codes

Blair County is a county of Pennsylvania.

ZIP codes: 16
Cities & towns: 14
Area codes: 2
Land area: 525 sq mi

Every ZIP code in Blair County

166xx

The complete list of Blair County, PA ZIP codes with the city each one delivers to.
ZIP code	City
16601	Altoona
16602	Altoona
16603	Altoona
16617	Bellwood
16625	Claysburg
16631	Curryville
16635	Duncansville
16637	East Freedom
16648	Hollidaysburg
16662	Martinsburg
16665	Newry
16673	Roaring Spring
16682	Sproul
16684	Tipton
16686	Tyrone
16693	Williamsburg

We do not publish a delivery type (standard, PO box, unique) or a neighbourhood for each ZIP. USPS delivery-type products are licensed, and no clean-rights source maps ZIP codes to neighbourhoods — so the Blair County codes above are listed without a column we would have to invent.

Cities and towns in Blair County

A further 5 places in Blair County appear in the postal source without a page of its own; their codes are in the table above and each one links to its own page.

Area codes covering Blair County

Telephone and postal boundaries are drawn by different bodies, so these codes overlap the county without matching its edges.

Where Blair County's ZIP codes sit

Each point is the reference point of one Blair County ZIP code, plotted from its record coordinates. The outline is the convex envelope of those points — a footprint, not a boundary.

Reference points and footprint
Not an official NANPA boundary
Not a USPS delivery area

Scope every ZIP code recorded in Blair County. Source GeoNames US postal codes (2026-07 postal dump), Census 2024 county Gazetteer (2024 Gazetteer) and geoinfo-dataset (full_dataset) ZIP→NPA (2018 snapshot). Updated 16 July 2026. The outline is a convex envelope of ZIP reference points, not a jurisdiction boundary.